Cheapest one-way flights from San Francisco to Lisbon in December from 274€

AirHint found the following cheapest one-way flights from San Francisco (SFO) to Lisbon (LIS) in December 2025 (see full year).

One-Way flights

01 Dec British Airways
15 Dec British Airways
04 Dec WestJet
11 Dec WestJet
26 Dec British Airways
01 Dec TAP direct
26 Dec TAP direct
17 Dec Hawaiian Airlines
15 Dec TAP direct
17 Dec TAP direct

Also check the deals for return flights from San Francisco to Lisbon in December.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Lisbon

Cheap car rent in Lisbon

Feel free to contact us with any feedback or request another flight research.